140721814286 has 16 divisors (see below), whose sum is σ = 216823718160. Its totient is φ = 68447874240.

The previous prime is 140721814283. The next prime is 140721814291. The reversal of 140721814286 is 682418127041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140721814283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298610 + ... + 608778.

It is an arithmetic number, because the mean of its divisors is an integer number (13551482385).

Almost surely, 2^140721814286 is an apocalyptic number.

140721814286 is a deficient number, since it is larger than the sum of its proper divisors (76101903874).

140721814286 is a wasteful number, since it uses less digits than its factorization.

140721814286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316339.

The product of its (nonzero) digits is 172032, while the sum is 44.

The spelling of 140721814286 in words is "one hundred forty billion, seven hundred twenty-one million, eight hundred fourteen thousand, two hundred eighty-six".